good feedback 1.5m,3m nq hq drill rod
nq drill rod 1.NQ HQ rods standard size 2.best material,long use 3.boart long year,DCDMA,high quality 4.ISO9001 certificate
good feedback 1.5m,3m nq hq drill rod :
we can produce NQ HQ diamond core bit,reamer shell,core barrel,drill rod and other drill tool used for geological drilling,rock drilling,well drilling.
We can manufacture all kinds of bits and shells according to customer's special requirement. Any requirement please contact us, we'll do the best service for you. Hope we can establish a good business relationship.
good feedback 1.5m,3m nq hq drill rod
